[llvm] TableGen: Emit static hash table for runtime libcalls (PR #150192)

[via llvm-commits]

gulfemsavrun wrote:

We started seeing a `CMake` configuration issue in our Clang toolchain builders:
```
CMake Error at benchmarks/CMakeLists.txt:18 (add_custom_command):
  Error evaluating generator expression:

    $<TARGET_FILE:llvm-nm>

  Target "llvm-nm" is not an executable or library.
```
https://logs.chromium.org/logs/fuchsia/buildbucket/cr-buildbucket/8706515883411694289/+/u/clang/configure/stdout 

https://github.com/llvm/llvm-project/pull/150192